Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.296894E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T13:33:59+0800
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    1 Object 1

    AOE ID 25158
    NORAD ID 25158
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 30621
    NORAD ID 30621
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 3 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-11T10:45:23+0000
    Collision Probability (Pc) 2.296894E-6
    Conjunction Distance (km) 2.161 km
    Relative Speed (km/s) 14.085 km/s
    Conjunction Risk Parameters R (Radial): 1.991 | I (In-track): 0.279 | C (Cross-track): 0.794
    Collision Risk Index (CRI) 0.42
    X Position (km) 5022.512 5023.873
    Position Y (km) 240.772 240.001
    Position Z (km) -5122.85 -5124.34
    Velocity X (km/s) 4.932 -5.171
    Velocity Y (km/s) -3.041 -1.866
    Velocity Z (km/s) 4.66 -5.082

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 3 FENGYUN 1C DEB
    Semimajor Axis (a) 7151.068 km 7253.461 km
    Eccentricity (e) 0.004501 0.013274
    Inclination (i) 107.9615° 98.7008°
    RAAN 342.0327° 189.6469°
    Perigee Argument 181.9533° 266.5433°
    Mean Anomaly (M) 178.1438° 248.3739°
    Apogee 805.115 km 971.608 km
    Perigee 740.747 km 779.040 km
    Orbit Epoch 2026-09-10T18:15:41+0000 2026-09-09T07:09:12+0000

    ORBCOMM FM 3 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    ORBCOMM FM 3 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 3 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 3 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 3

    No nearby objects data